Commit dbee61db authored by David Wagner's avatar David Wagner Committed by Wolfgang Denk
Browse files

Correctly handle input files beginning with several newlines



Also, fix some comments (minor)
Signed-off-by: default avatarDavid Wagner <david.wagner@free-electrons.com>
parent 627182ea
...@@ -213,18 +213,18 @@ int main(int argc, char **argv) ...@@ -213,18 +213,18 @@ int main(int argc, char **argv)
/* Replace newlines separating variables with \0 */ /* Replace newlines separating variables with \0 */
for (fp = 0, ep = 0 ; fp < filesize ; fp++) { for (fp = 0, ep = 0 ; fp < filesize ; fp++) {
if (filebuf[fp] == '\n') { if (filebuf[fp] == '\n') {
if (fp == 0) { if (ep == 0) {
/* /*
* Newline at the beginning of the file ? * Newlines at the beginning of the file ?
* Ignore it. * Ignore them.
*/ */
continue; continue;
} else if (filebuf[fp-1] == '\\') { } else if (filebuf[fp-1] == '\\') {
/* /*
* Embedded newline in a variable. * Embedded newline in a variable.
* *
* The backslash was added to the envptr ; * The backslash was added to the envptr; rewind
* rewind and replace it with a newline * and replace it with a newline
*/ */
ep--; ep--;
envptr[ep++] = '\n'; envptr[ep++] = '\n';
......
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