diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/xfree86/parser/scan.c')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/xfree86/parser/scan.c | 949 |
1 files changed, 0 insertions, 949 deletions
diff --git a/nx-X11/programs/Xserver/hw/xfree86/parser/scan.c b/nx-X11/programs/Xserver/hw/xfree86/parser/scan.c deleted file mode 100644 index ce3cda128..000000000 --- a/nx-X11/programs/Xserver/hw/xfree86/parser/scan.c +++ /dev/null @@ -1,949 +0,0 @@ -/* $XFree86: xc/programs/Xserver/hw/xfree86/parser/scan.c,v 1.30 2003/11/03 05:11:52 tsi Exp $ */ -/* - * - * Copyright (c) 1997 Metro Link Incorporated - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF - * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * Except as contained in this notice, the name of the Metro Link shall not be - * used in advertising or otherwise to promote the sale, use or other dealings - * in this Software without prior written authorization from Metro Link. - * - */ -/* - * Copyright (c) 1997-2003 by The XFree86 Project, Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * Except as contained in this notice, the name of the copyright holder(s) - * and author(s) shall not be used in advertising or otherwise to promote - * the sale, use or other dealings in this Software without prior written - * authorization from the copyright holder(s) and author(s). - */ - - -/* View/edit this file with tab stops set to 4 */ - -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include <ctype.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include <stdarg.h> - -#if !defined(X_NOT_POSIX) -#if defined(_POSIX_SOURCE) -#include <limits.h> -#else -#define _POSIX_SOURCE -#include <limits.h> -#undef _POSIX_SOURCE -#endif /* _POSIX_SOURCE */ -#endif /* !X_NOT_POSIX */ -#if !defined(PATH_MAX) -#if defined(MAXPATHLEN) -#define PATH_MAX MAXPATHLEN -#else -#define PATH_MAX 1024 -#endif /* MAXPATHLEN */ -#endif /* !PATH_MAX */ - -#if !defined(MAXHOSTNAMELEN) -#define MAXHOSTNAMELEN 32 -#endif /* !MAXHOSTNAMELEN */ - -#include "Configint.h" -#include "xf86tokens.h" - -#define CONFIG_BUF_LEN 1024 - -static int StringToToken (char *, xf86ConfigSymTabRec *); - -static FILE *configFile = NULL; -static const char **builtinConfig = NULL; -static int builtinIndex = 0; -static int configPos = 0; /* current readers position */ -static int configLineNo = 0; /* linenumber */ -static char *configBuf, *configRBuf; /* buffer for lines */ -static char *configPath; /* path to config file */ -static char *configSection = NULL; /* name of current section being parsed */ -static int pushToken = LOCK_TOKEN; -static int eol_seen = 0; /* private state to handle comments */ -LexRec val; - -#ifdef __UNIXOS2__ -extern char *__XOS2RedirRoot(char *path); -#endif - -/* - * xf86strToUL -- - * - * A portable, but restricted, version of strtoul(). It only understands - * hex, octal, and decimal. But it's good enough for our needs. - */ -unsigned int -xf86strToUL (char *str) -{ - int base = 10; - char *p = str; - unsigned int tot = 0; - - if (*p == '0') - { - p++; - if ((*p == 'x') || (*p == 'X')) - { - p++; - base = 16; - } - else - base = 8; - } - while (*p) - { - if ((*p >= '0') && (*p <= ((base == 8) ? '7' : '9'))) - { - tot = tot * base + (*p - '0'); - } - else if ((base == 16) && (*p >= 'a') && (*p <= 'f')) - { - tot = tot * base + 10 + (*p - 'a'); - } - else if ((base == 16) && (*p >= 'A') && (*p <= 'F')) - { - tot = tot * base + 10 + (*p - 'A'); - } - else - { - return (tot); - } - p++; - } - return (tot); -} - -/* - * xf86getToken -- - * Read next Token form the config file. Handle the global variable - * pushToken. - */ -int -xf86getToken (xf86ConfigSymTabRec * tab) -{ - int c, i; - - /* - * First check whether pushToken has a different value than LOCK_TOKEN. - * In this case rBuf[] contains a valid STRING/TOKEN/NUMBER. But in the - * oth * case the next token must be read from the input. - */ - if (pushToken == EOF_TOKEN) - return (EOF_TOKEN); - else if (pushToken == LOCK_TOKEN) - { - /* - * eol_seen is only set for the first token after a newline. - */ - eol_seen = 0; - - c = configBuf[configPos]; - - /* - * Get start of next Token. EOF is handled, - * whitespaces are skipped. - */ - -again: - if (!c) - { - char *ret; - if (configFile) - ret = fgets (configBuf, CONFIG_BUF_LEN - 1, configFile); - else { - if (builtinConfig[builtinIndex] == NULL) - ret = NULL; - else { - ret = strncpy(configBuf, builtinConfig[builtinIndex], - CONFIG_BUF_LEN); - builtinIndex++; - } - } - if (ret == NULL) - { - return (pushToken = EOF_TOKEN); - } - configLineNo++; - configPos = 0; - eol_seen = 1; - } - - i = 0; - for (;;) { - c = configBuf[configPos++]; - configRBuf[i++] = c; - switch (c) { - case ' ': - case '\t': - case '\r': - continue; - case '\n': - i = 0; - continue; - } - break; - } - if (c == '\0') - goto again; - - if (c == '#') - { - do - { - configRBuf[i++] = (c = configBuf[configPos++]); - } - while ((c != '\n') && (c != '\r') && (c != '\0')); - configRBuf[i] = '\0'; - /* XXX no private copy. - * Use xf86addComment when setting a comment. - */ - val.str = configRBuf; - return (COMMENT); - } - - /* GJA -- handle '-' and ',' * Be careful: "-hsync" is a keyword. */ - else if ((c == ',') && !isalpha (configBuf[configPos])) - { - return COMMA; - } - else if ((c == '-') && !isalpha (configBuf[configPos])) - { - return DASH; - } - - /* - * Numbers are returned immediately ... - */ - if (isdigit (c)) - { - int base; - - if (c == '0') - if ((configBuf[configPos] == 'x') || - (configBuf[configPos] == 'X')) - base = 16; - else - base = 8; - else - base = 10; - - configRBuf[0] = c; - i = 1; - while (isdigit (c = configBuf[configPos++]) || - (c == '.') || (c == 'x') || (c == 'X') || - ((base == 16) && (((c >= 'a') && (c <= 'f')) || - ((c >= 'A') && (c <= 'F'))))) - configRBuf[i++] = c; - configPos--; /* GJA -- one too far */ - configRBuf[i] = '\0'; - val.num = xf86strToUL (configRBuf); - val.realnum = atof (configRBuf); - return (NUMBER); - } - - /* - * All Strings START with a \" ... - */ - else if (c == '\"') - { - i = -1; - do - { - configRBuf[++i] = (c = configBuf[configPos++]); - } - while ((c != '\"') && (c != '\n') && (c != '\r') && (c != '\0')); - configRBuf[i] = '\0'; - val.str = xf86confmalloc (strlen (configRBuf) + 1); - strcpy (val.str, configRBuf); /* private copy ! */ - return (STRING); - } - - /* - * ... and now we MUST have a valid token. The search is - * handled later along with the pushed tokens. - */ - else - { - configRBuf[0] = c; - i = 0; - do - { - configRBuf[++i] = (c = configBuf[configPos++]);; - } - while ((c != ' ') && (c != '\t') && (c != '\n') && (c != '\r') && (c != '\0') && (c != '#')); - --configPos; - configRBuf[i] = '\0'; - i = 0; - } - - } - else - { - - /* - * Here we deal with pushed tokens. Reinitialize pushToken again. If - * the pushed token was NUMBER || STRING return them again ... - */ - int temp = pushToken; - pushToken = LOCK_TOKEN; - - if (temp == COMMA || temp == DASH) - return (temp); - if (temp == NUMBER || temp == STRING) - return (temp); - } - - /* - * Joop, at last we have to lookup the token ... - */ - if (tab) - { - i = 0; - while (tab[i].token != -1) - if (xf86nameCompare (configRBuf, tab[i].name) == 0) - return (tab[i].token); - else - i++; - } - - return (ERROR_TOKEN); /* Error catcher */ -} - -int -xf86getSubToken (char **comment) -{ - int token; - - for (;;) { - token = xf86getToken(NULL); - if (token == COMMENT) { - if (comment) - *comment = xf86addComment(*comment, val.str); - } - else - return (token); - } - /*NOTREACHED*/ -} - -int -xf86getSubTokenWithTab (char **comment, xf86ConfigSymTabRec *tab) -{ - int token; - - for (;;) { - token = xf86getToken(tab); - if (token == COMMENT) { - if (comment) - *comment = xf86addComment(*comment, val.str); - } - else - return (token); - } - /*NOTREACHED*/ -} - -void -xf86unGetToken (int token) -{ - pushToken = token; -} - -char * -xf86tokenString (void) -{ - return configRBuf; -} - -int -xf86pathIsAbsolute(const char *path) -{ - if (path && path[0] == '/') - return 1; -#ifdef __UNIXOS2__ - if (path && (path[0] == '\\' || (path[1] == ':'))) - return 1; -#endif - return 0; -} - -/* A path is "safe" if it is relative and if it contains no ".." elements. */ -int -xf86pathIsSafe(const char *path) -{ - if (xf86pathIsAbsolute(path)) - return 0; - - /* Compare with ".." */ - if (!strcmp(path, "..")) - return 0; - - /* Look for leading "../" */ - if (!strncmp(path, "../", 3)) - return 0; - - /* Look for trailing "/.." */ - if ((strlen(path) > 3) && !strcmp(path + strlen(path) - 3, "/..")) - return 0; - - /* Look for "/../" */ - if (strstr(path, "/../")) - return 0; - - return 1; -} - -/* - * This function substitutes the following escape sequences: - * - * %A cmdline argument as an absolute path (must be absolute to match) - * %R cmdline argument as a relative path - * %S cmdline argument as a "safe" path (relative, and no ".." elements) - * %X default config file name ("xorg.conf") - * %H hostname - * %E config file environment ($XORGCONFIG) as an absolute path - * %F config file environment ($XORGCONFIG) as a relative path - * %G config file environment ($XORGCONFIG) as a safe path - * %D $HOME - * %P projroot - * %M major version number - * %% % - * %& UNIXOS2 only: prepend X11ROOT env var - */ - -#ifndef XCONFIGFILE -#define XCONFIGFILE "xorg.conf" -#endif -#ifndef PROJECTROOT -#define PROJECTROOT "/usr/X11R6" -#endif -#ifndef XCONFENV -#define XCONFENV "XORGCONFIG" -#endif -#define XFREE86CFGFILE "XF86Config" -#ifndef XF86_VERSION_MAJOR -#ifdef XVERSION -#if XVERSION > 40000000 -#define XF86_VERSION_MAJOR (XVERSION / 10000000) -#else -#define XF86_VERSION_MAJOR (XVERSION / 1000) -#endif -#else -#define XF86_VERSION_MAJOR 4 -#endif -#endif - -#define BAIL_OUT do { \ - xf86conffree(result); \ - return NULL; \ - } while (0) - -#define CHECK_LENGTH do { \ - if (l > PATH_MAX) { \ - BAIL_OUT; \ - } \ - } while (0) - -#define APPEND_STR(s) do { \ - if (strlen(s) + l > PATH_MAX) { \ - BAIL_OUT; \ - } else { \ - strcpy(result + l, s); \ - l += strlen(s); \ - } \ - } while (0) - -static char * -DoSubstitution(const char *template, const char *cmdline, const char *projroot, - int *cmdlineUsed, int *envUsed, char *XConfigFile) -{ - char *result; - int i, l; - static const char *env = NULL, *home = NULL; - static char *hostname = NULL; - static char majorvers[3] = ""; -#ifdef __UNIXOS2__ - static char *x11root = NULL; -#endif - - if (!template) - return NULL; - - if (cmdlineUsed) - *cmdlineUsed = 0; - if (envUsed) - *envUsed = 0; - - result = xf86confmalloc(PATH_MAX + 1); - l = 0; - for (i = 0; template[i]; i++) { - if (template[i] != '%') { - result[l++] = template[i]; - CHECK_LENGTH; - } else { - switch (template[++i]) { - case 'A': - if (cmdline && xf86pathIsAbsolute(cmdline)) { - APPEND_STR(cmdline); - if (cmdlineUsed) - *cmdlineUsed = 1; - } else - BAIL_OUT; - break; - case 'R': - if (cmdline && !xf86pathIsAbsolute(cmdline)) { - APPEND_STR(cmdline); - if (cmdlineUsed) - *cmdlineUsed = 1; - } else - BAIL_OUT; - break; - case 'S': - if (cmdline && xf86pathIsSafe(cmdline)) { - APPEND_STR(cmdline); - if (cmdlineUsed) - *cmdlineUsed = 1; - } else - BAIL_OUT; - break; - case 'X': - APPEND_STR(XConfigFile); - break; - case 'H': - if (!hostname) { - if ((hostname = xf86confmalloc(MAXHOSTNAMELEN + 1))) { - if (gethostname(hostname, MAXHOSTNAMELEN) == 0) { - hostname[MAXHOSTNAMELEN] = '\0'; - } else { - xf86conffree(hostname); - hostname = NULL; - } - } - } - if (hostname) - APPEND_STR(hostname); - break; - case 'E': - if (!env) - env = getenv(XCONFENV); - if (env && xf86pathIsAbsolute(env)) { - APPEND_STR(env); - if (envUsed) - *envUsed = 1; - } else - BAIL_OUT; - break; - case 'F': - if (!env) - env = getenv(XCONFENV); - if (env && !xf86pathIsAbsolute(env)) { - APPEND_STR(env); - if (envUsed) - *envUsed = 1; - } else - BAIL_OUT; - break; - case 'G': - if (!env) - env = getenv(XCONFENV); - if (env && xf86pathIsSafe(env)) { - APPEND_STR(env); - if (envUsed) - *envUsed = 1; - } else - BAIL_OUT; - break; - case 'D': - if (!home) - home = getenv("HOME"); - if (home && xf86pathIsAbsolute(home)) - APPEND_STR(home); - else - BAIL_OUT; - break; - case 'P': - if (projroot && xf86pathIsAbsolute(projroot)) - APPEND_STR(projroot); - else - BAIL_OUT; - break; - case 'M': - if (!majorvers[0]) { - if (XF86_VERSION_MAJOR < 0 || XF86_VERSION_MAJOR > 99) { - fprintf(stderr, "XF86_VERSION_MAJOR is out of range\n"); - BAIL_OUT; - } else - sprintf(majorvers, "%d", XF86_VERSION_MAJOR); - } - APPEND_STR(majorvers); - break; - case '%': - result[l++] = '%'; - CHECK_LENGTH; - break; -#ifdef __UNIXOS2__ - case '&': - if (!x11root) - x11root = getenv("X11ROOT"); - if (x11root) - APPEND_STR(x11root); - else - BAIL_OUT; - break; -#endif - default: - fprintf(stderr, "invalid escape %%%c found in path template\n", - template[i]); - BAIL_OUT; - break; - } - } - } -#ifdef DEBUG - fprintf(stderr, "Converted `%s' to `%s'\n", template, result); -#endif - return result; -} - -/* - * xf86openConfigFile -- - * - * This function take a config file search path (optional), a command-line - * specified file name (optional) and the ProjectRoot path (optional) and - * locates and opens a config file based on that information. If a - * command-line file name is specified, then this function fails if none - * of the located files. - * - * The return value is a pointer to the actual name of the file that was - * opened. When no file is found, the return value is NULL. - * - * The escape sequences allowed in the search path are defined above. - * - */ - -#ifndef DEFAULT_CONF_PATH -#define DEFAULT_CONF_PATH "/etc/X11/%S," \ - "%P/etc/X11/%S," \ - "/etc/X11/%G," \ - "%P/etc/X11/%G," \ - "/etc/X11/%X-%M," \ - "/etc/X11/%X," \ - "/etc/%X," \ - "%P/etc/X11/%X.%H," \ - "%P/etc/X11/%X-%M," \ - "%P/etc/X11/%X," \ - "%P/lib/X11/%X.%H," \ - "%P/lib/X11/%X-%M," \ - "%P/lib/X11/%X" -#endif - -const char * -xf86openConfigFile(const char *path, const char *cmdline, const char *projroot) -{ - char *pathcopy; - const char *template; - int cmdlineUsed = 0; - - configFile = NULL; - configPos = 0; /* current readers position */ - configLineNo = 0; /* linenumber */ - pushToken = LOCK_TOKEN; - - if (!path || !path[0]) - path = DEFAULT_CONF_PATH; - pathcopy = xf86confmalloc(strlen(path) + 1); - strcpy(pathcopy, path); - if (!projroot || !projroot[0]) - projroot = PROJECTROOT; - - template = strtok(pathcopy, ","); - - /* First, search for a config file. */ - while (template && !configFile) { - if ((configPath = DoSubstitution(template, cmdline, projroot, - &cmdlineUsed, NULL, - XCONFIGFILE))) { - if ((configFile = fopen(configPath, "r")) != 0) { - if (cmdline && !cmdlineUsed) { - fclose(configFile); - configFile = NULL; - } - } - } - if (configPath && !configFile) { - xf86conffree(configPath); - configPath = NULL; - } - template = strtok(NULL, ","); - } - - /* Then search for fallback */ - if (!configFile) { - strcpy(pathcopy, path); - template = strtok(pathcopy, ","); - - while (template && !configFile) { - if ((configPath = DoSubstitution(template, cmdline, projroot, - &cmdlineUsed, NULL, - XFREE86CFGFILE))) { - if ((configFile = fopen(configPath, "r")) != 0) { - if (cmdline && !cmdlineUsed) { - fclose(configFile); - configFile = NULL; - } - } - } - if (configPath && !configFile) { - xf86conffree(configPath); - configPath = NULL; - } - template = strtok(NULL, ","); - } - } - - xf86conffree(pathcopy); - if (!configFile) { - - return NULL; - } - - configBuf = xf86confmalloc (CONFIG_BUF_LEN); - configRBuf = xf86confmalloc (CONFIG_BUF_LEN); - configBuf[0] = '\0'; /* sanity ... */ - - return configPath; -} - -void -xf86closeConfigFile (void) -{ - xf86conffree (configPath); - configPath = NULL; - xf86conffree (configRBuf); - configRBuf = NULL; - xf86conffree (configBuf); - configBuf = NULL; - - if (configFile) { - fclose (configFile); - configFile = NULL; - } else { - builtinConfig = NULL; - builtinIndex = 0; - } -} - -void -xf86setBuiltinConfig(const char *config[]) -{ - builtinConfig = config; - configPath = xf86configStrdup("<builtin configuration>"); - configBuf = xf86confmalloc (CONFIG_BUF_LEN); - configRBuf = xf86confmalloc (CONFIG_BUF_LEN); - configBuf[0] = '\0'; /* sanity ... */ - -} - -void -xf86parseError (char *format,...) -{ - va_list ap; - - ErrorF ("Parse error on line %d of section %s in file %s\n\t", - configLineNo, configSection, configPath); - va_start (ap, format); - VErrorF (format, ap); - va_end (ap); - - ErrorF ("\n"); -} - -void -xf86parseWarning (char *format,...) -{ - va_list ap; - - ErrorF ("Parse warning on line %d of section %s in file %s\n\t", - configLineNo, configSection, configPath); - va_start (ap, format); - VErrorF (format, ap); - va_end (ap); - - ErrorF ("\n"); -} - -void -xf86validationError (char *format,...) -{ - va_list ap; - - ErrorF ("Data incomplete in file %s\n\t", configPath); - va_start (ap, format); - VErrorF (format, ap); - va_end (ap); - - ErrorF ("\n"); -} - -void -xf86setSection (char *section) -{ - if (configSection) - xf86conffree(configSection); - configSection = xf86confmalloc(strlen (section) + 1); - strcpy (configSection, section); -} - -/* - * xf86getToken -- - * Lookup a string if it is actually a token in disguise. - */ -int -xf86getStringToken (xf86ConfigSymTabRec * tab) -{ - return StringToToken (val.str, tab); -} - -static int -StringToToken (char *str, xf86ConfigSymTabRec * tab) -{ - int i; - - for (i = 0; tab[i].token != -1; i++) - { - if (!xf86nameCompare (tab[i].name, str)) - return tab[i].token; - } - return (ERROR_TOKEN); -} - - -/* - * Compare two names. The characters '_', ' ', and '\t' are ignored - * in the comparison. - */ -int -xf86nameCompare (const char *s1, const char *s2) -{ - char c1, c2; - - if (!s1 || *s1 == 0) { - if (!s2 || *s2 == 0) - return (0); - else - return (1); - } - - while (*s1 == '_' || *s1 == ' ' || *s1 == '\t') - s1++; - while (*s2 == '_' || *s2 == ' ' || *s2 == '\t') - s2++; - c1 = (isupper (*s1) ? tolower (*s1) : *s1); - c2 = (isupper (*s2) ? tolower (*s2) : *s2); - while (c1 == c2) - { - if (c1 == '\0') - return (0); - s1++; - s2++; - while (*s1 == '_' || *s1 == ' ' || *s1 == '\t') - s1++; - while (*s2 == '_' || *s2 == ' ' || *s2 == '\t') - s2++; - c1 = (isupper (*s1) ? tolower (*s1) : *s1); - c2 = (isupper (*s2) ? tolower (*s2) : *s2); - } - return (c1 - c2); -} - -char * -xf86addComment(char *cur, char *add) -{ - char *str; - int len, curlen, iscomment, hasnewline = 0, endnewline; - - if (add == NULL || add[0] == '\0') - return (cur); - - if (cur) { - curlen = strlen(cur); - if (curlen) - hasnewline = cur[curlen - 1] == '\n'; - eol_seen = 0; - } - else - curlen = 0; - - str = add; - iscomment = 0; - while (*str) { - if (*str != ' ' && *str != '\t') - break; - ++str; - } - iscomment = (*str == '#'); - - len = strlen(add); - endnewline = add[len - 1] == '\n'; - len += 1 + iscomment + (!hasnewline) + (!endnewline) + eol_seen; - - if ((str = xf86confrealloc(cur, len + curlen)) == NULL) - return (cur); - - cur = str; - - if (eol_seen || (curlen && !hasnewline)) - cur[curlen++] = '\n'; - if (!iscomment) - cur[curlen++] = '#'; - strcpy(cur + curlen, add); - if (!endnewline) - strcat(cur, "\n"); - - return (cur); -} |