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swaynag: don't drop \n for first line

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This commit is contained in:
Brian Ashworth 2018-08-01 22:55:20 -04:00
parent 41d858b439
commit 26c5ef18ba
1 changed files with 4 additions and 8 deletions
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12
swaynag/config.c
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@ -19,18 +19,14 @@ static char *read_from_stdin() {
continue;
}
if (!buffer) {
buffer = strdup(line);
} else {
buffer = realloc(buffer, strlen(buffer) + strlen(line) + 2);
strcat(buffer, line);
strcat(buffer, "\n");
}
size_t curlen = buffer ? strlen(buffer) : 0;
buffer = realloc(buffer, curlen + strlen(line) + 2);
snprintf(buffer + curlen, strlen(line) + 2, "%s\n", line);
free(line);
}
if (buffer && buffer[strlen(buffer) - 1] == '\n') {
while (buffer && buffer[strlen(buffer) - 1] == '\n') {
buffer[strlen(buffer) - 1] = '\0';
}